No subject
Fri May 30 09:51:48 CEST 2014
Setting FPGA register brdcfg9 EPHY2 bits to '0' to initialize EPHY2 clock to RGMII mode.
Signed-off-by: Vijay Rai <vijay.rai at freescale.com>
Signed-off-by: Priyanka Jain <Priyanka.Jain at freescale.com>
Signed-off-by: Prabhakar Kushwaha <prabhakar at freescale.com>
---
board/freescale/t1040qds/eth.c | 4 +++-
board/freescale/t1040qds/t1040qds_qixis.h | 4 ++++
2 files changed, 7 insertions(+), 1 deletion(-)
diff --git a/board/freescale/t1040qds/eth.c b/board/freescale/t1040qds/eth.c
index 3077b4a..1929bba 100644
--- a/board/freescale/t1040qds/eth.c
+++ b/board/freescale/t1040qds/eth.c
@@ -355,7 +355,9 @@ static void set_brdcfg9_for_gtx_clk(void)
{
u8 brdcfg9;
brdcfg9 = QIXIS_READ(brdcfg[9]);
- brdcfg9 |= (1 << 5);
+/* Initializing EPHY2 clock to RGMII mode */
+ brdcfg9 &= ~(BRDCFG9_EPHY2_MASK);
+ brdcfg9 |= (BRDCFG9_EPHY2_VAL);
QIXIS_WRITE(brdcfg[9], brdcfg9);
}
diff --git a/board/freescale/t1040qds/t1040qds_qixis.h b/board/freescale/t1040qds/t1040qds_qixis.h
index 98d2d39..cef8ad0 100644
--- a/board/freescale/t1040qds/t1040qds_qixis.h
+++ b/board/freescale/t1040qds/t1040qds_qixis.h
@@ -17,6 +17,10 @@
#define BRDCFG5_IMX_MASK 0xC0
#define BRDCFG5_IMX_DIU 0x80
+/* BRDCFG9[2] controls EPHY2 Clock */
+#define BRDCFG9_EPHY2_MASK 0x20
+#define BRDCFG9_EPHY2_VAL 0x00
+
/* BRDCFG15[3] controls LCD Panel Powerdown*/
#define BRDCFG15_LCDPD_MASK 0x10
#define BRDCFG15_LCDPD_ENABLED 0x00
--
1.7.9.5
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